Known as R-250M2 / Kit-M2 for the Army, known as R-670M / Rusalka-M for the Navy.

 

Type : receiver

Frequency band : 1,5 - 25,5  MHz covered by 12 sub-ranges :

Range Frequency / MHz
1 1,5 - 3,5
 2 3,5 - 5,5
 3 5,5 - 7,5
 4 7,5 - 9,5
 5 9,5 - 11,5
 6 11,5 - 13,5
 7 13,5 - 15,5
 8 15,5 - 17,5 
 9 17,5 - 19,5
10 19,5 - 21,5
11 21,5 - 23,5
12 23,5 - 25,5

 

Modulation : AM, CW, SSB

Sensitivity : 0,6 - 3 microV

 

Power source : own supply

      Voltages: 127V, 220V / 50 Hz

 

Construction : tubes, 20 pcs, types : 6К4П / 6Ж9П / 6Ж2П / 6Н3П / 6П14П / 2Д3Б

For capabilities is similar to its previous version, R-250M, the electronics is different.

 

Documents collection (4 MB) : R-250M2 documents

 

More photos : More R250M2 radio photos